Linear actuator



FIG. 1 is a perspective right side view of a linear actuator showing our new and ornamental design,

FIG. 2 is a perspective left side view thereof,

FIG. 3 is an elevational right side view thereof,

FIG. 4 is an elevational left side view thereof,

FIG. 5 is a top plan view thereof,

FIG. 6 is a bottom plan view thereof,

FIG. 7 is an elevational front view thereof; and,

FIG. 8 is an elevational rear view thereof. 

CLAIM The ornamental design for a linear actuator, as shown and described. 